baber/WOPTO huggingface dataset:
Patent JP-2001238980-A (JP)
Title: Stabilization treatment method for hazardous material using zeolite
Inventor: NODA SHUJI
IPC: B09B3/00
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To subject environmentally hazardous materials to a stabilization treatment by a safe and sure method. SOLUTION: The stabilization treatment of the hazardous materials using zeolite to seal the hazardous materials into zeolite pores by capturing the hazardous material into the pores in the crystal structure of the zeolite and closing the apertures of the pores in the state of holding the internal structure of the crystal is carried out. The closing of the apertures after capturing of the hazardous materials is effected by heating and firing the zeolite surface. The heat treatment is execute at a relative low temperature of about 800 to 1,000 deg.C.
Patent JP-2001251870-A (JP)
Title: Dc/ac conversion circuit, power converter and power generating system
Inventor: ABE MASAYUKI
IPC: H02M3/00
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To improve the DC/AC conversion efficiency of a DC/AC conversion circuit by specifying the optimum range of a switching period of a switching element. SOLUTION: In this DC/AC conversion circuit, two or more series circuits are connected in parallel across DC input terminals, which circuit is constituted by connecting two switching elements turning on and off, independently in series, and on/off operations of the respective switching elements are repeated alternately with respective prescribed timing, so that AC power is outputted between intermediate nodes of the series circuits. The switching element is a FET using GaN based material or is a switching circuit formed by connecting two or more FETs in series. Both the rise time and the fall time of a current flowing in the switching element or a potential difference between both ends of the switching element, when it turns on and off, are 0.1-10 (units of nanosec).
Patent JP-2001248590-A (JP)
Title: Sealing structure for fan
Inventor: SHIMADA KOTA
IPC: F04D29/54
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To maximally prevent generation of reverse flow in a clearance between an axial/mixed flow type heat exchanger fan and a cylindrical part of its shroud and to facilitate its assembly. SOLUTION: A first diaphragm piece S is protruded in the outer circumference of a ring 4 arranged at the tip of a vane 3, and adjacently to the first diaphragm piece S, an annular first reverse diaphragm piece R is protruded on the inner circumferential face of the cylindrical part 5 in the shroud 6. In formation, the tip of the first reverse diaphragm piece R and the tip of the first diaphragm piece S are overlapped to each other in the axial projection, while other diaphragm pieces and other reverse diaphragm pieces are prevented from overlapping mutually.
Patent JP-2001245644-A (JP)
Title: Method of improving preservable period of processed food
Inventor: TAKESHITA KAZUKO
IPC: A23L13/50
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a method of improving a preservable period of a processed food capable of suppressing the growth of microorganisms associated with putrefaction or deterioration, and improving the preservable period of processed foods such as processed meats and edible daily dishes without inducing substantial affect on the tastes characteristic to the processed food. SOLUTION: A method of improving a preservable period of a processed food by using at least a lactic acid salt and an acetic acid salt. The lactic acid salt is added in an amount of >=0.5 wt.% and <2.5 wt.%, preferably 1.8-2.2 wt.%, and the acetic acid salt is added depending the pH value of the processed food in an amount given by formula (I), preferably formula (II). acetic acid salt (wt.%)<pH value/5-0.6...(I) acetic acid salt (wt.%)<=pH value/5-0.7...(II) For a processed food, the pH region is preferably 5.0-7.0. Further, besides the lactic acid salt and the acetic acid salt, glycine and/or a polyphosphoric acid salt, or adipic acid may be added as necessary.
Patent JP-2001248441-A (JP)
Title: Engine cooling device
Inventor: FUKAMACHI MASATOSHI
IPC: F01P7/16
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To increase a cooling performance by preventing a thermostat from hunching regardless of an abrupt change in cooling water temperature in an engine cooling device having the thermostat formed by supporting a wax- containing wax case, movably according to the expansion and contraction of the wax, on a housing installed on an engine body having a water jacket provided therein. SOLUTION: The housing 48 of a thermostat 44 is formed into a tubular shape, and disposed so that the outer peripheral surface thereof comes in contact directly with an engine body 5. A wax case 53 is slidably fitted to the housing 48 in the state of coming in contact directly with the inner peripheral surface of the housing 48.
Patent JP-2001247641-A (JP)
Title: Foaming polyurethane aerosol composition
Inventor: IZU TOSHIO
IPC: C08G101/00
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide one-liquid the foaming polyurethane aerosol composition which can cope with an environment problem such as grobal warming and ozonosphere destruction because it is free from chlorofluorocarbons. SOLUTION: The foaming polyurethane aerosol composition comprises (a) 40-99 parts by weight of an urethane prepolymer and (b) 1-60 parts by weight of a propellant which is a mixture of one or more hydrocarbon solvents having high melting points of 10-100 deg.C with one or more components selected from dimethy ether, methane, ethane, propane, n-butane, isobutene, carbon dioxide and nitrogen.
Patent JP-2000326058-A (JP)
Title: Nozzle for single-roll type casting and method for casting quenched strip
Inventor: SATO YUICHI
IPC: G01B11/14
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To reproduce and keep a gap between a cooling roll and a nozzle hole part surface at the position of the nozzle hole part set before preheating, even after preheating and during casting with high accuracy by arranging thin thickness parts having a thickness which is not larger than a specified value at both end parts of the nozzle apart from the nozzle hole part on the slit axis of the nozzle hole part formed as the slit state. SOLUTION: A slit state nozzle hole part 9 is bored at the tip part of the nozzle 3 and at both end parts from the nozzle hole part 9 on a slit axis 10 of the nozzle hole part 9, the thin thickness parts 12 having 5 mm or smaller thickness(t) are arranged. Thereat, the slit axis 10 is the center line of the nozzle hole part 9 formed as the slit state. The thin thickness part 12 is formed with the slit axis 10 as the center line. By the thickness(t) of the thin thickness part 12 is meant the thickness at the tip part of the thin thickness part 12. Then, the development of slit-state or hole-state defect on the cast strip or such troubles as cutting the strip can be eliminated, even in the small range of a gap further by forming the thickness of the hole part to be 5 mm or smaller.
Patent JP-2001262463-A (JP)
Title: Method and apparatus for producing electret fiber sheet
Inventor: SATO MAKOTO
IPC: D04H3/16
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a method and apparatus for producing an electret fiber sheet scarcely causing a trouble by spark discharge and excellent in durability and maintainability. SOLUTION: In this method for producing an electret fiber sheet by interposing a fiber sheet between a noncontact type voltage applying electrode and an earth electrode which are opposed to each other and applying electric current therebetween to convert the fiber sheet into the electrets, plural resistance layers having different volume resistivities are laminated and attached onto the above earth electrode and the fiber sheet to be treated is brought into contact with the upper surface of the laminated resistive layer to convert the fiber sheet into the electrets.  In this apparatus for producing an electret fiber sheet by interposing a fiber sheet between a noncontact type applied electrode and an earth electrode which are opposed and applying electric current therebetween to convert the fiber sheet into elecrets, plural resistive layers having different volume resistivities and laminated onto the above earth electrode to constitute an earth electrode part so that volume resistivity of resistive layer of surface layer among the above plural resistive layers is 10-1 to 108 Ω.cm and resistance value per unit area of laminated whole resistive layer is 102 to 1010 Ω.cm2.
Patent JP-2001263055-A (JP)
Title: Open/close valve device of exhaust pipe
Inventor: KANEKO MASAHIRO
IPC: F02D9/06
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a coupling structure between an housing and a bracket of an actuator of an open/close valve device of an exhaust pipe for a vehicle in which the number of parts can be reduced, assembling ability is excellent, and cost is reduced, by eliminating welding between the housing of the actuator and a bolt for mounting bracket. SOLUTION: When a lower side shell 42 of the actuator 36 of this open/close valve device 31 of exhaust pipe is molded by press working, a cylinder part having a bottom is simultaneously formed, and a screw part is machined at an outer periphery of the cylinder part, thereby molding the bolt 43 for mounting bracket integrally to the housing of the actuator.
Patent JP-2001262193-A (JP)
Title: Dry detergent composition and detergent article and method for cleaning stain and soil
Inventor: AOKI KIYOTAKA
IPC: C11D3/395
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To obtain a detergent composition capable of simply removing stains of clothes, textile products, etc., without a water washing step or a wiping off step and to provide a method for cleaning. SOLUTION: This dry detergent composition comprises a photobleaching agent and a surfactant. The method for cleaning stains and soils comprises a step of jetting the dry detergent into a foamy or a misty state on stained and soiled parts of a material to be cleaned and a step of irradiating parts of the material to be cleaned where the dry detergent composition sticks with light.
Patent JP-2001258610-A (JP)
Title: Shoe insole, and shoes having the same constitution as the shoe insole
Inventor: ICHIHARA TOSHIO
IPC: A43B17/10
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a shoe insole which prevents moisture or perspiration from being absorbed by a shoe itself with a simple constitution, and also, prevents the foot from becoming stuffy, and at the same time, is inexpensive. SOLUTION: This shoe insole main body 1 is constituted of a base sheet 2 comprising a paper material, an upper sheet 3 and a cushioning material 4. In this case, the upper sheet 3 is arranged on the upper surface of the base sheet 2, is equipped with moisture-permeability, air-permeability, heat-insulating property, and water-resistance, and is constituted of a long fiber nonwoven fabric which is formed into a fiber-form. The cushioning material 4 is located at the tip end section between the upper sheet 3 and the base sheet 2. The arranging location of the cushioning material 4 is a location wherein the load of the foot is not directly applied, and the cushioning material 4 is formed into an approximate crescent shape corresponding with the tip end shape of the base sheet 2.
Patent JP-2001261429-A (JP)
Title: Ceramic member
Inventor: YAMADA HIROTAKE
IPC: C04B41/50
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of crack in a silicon carbide film in a ceramic member provided with a base body with a low thermal expansion and a β-silicon carbide film formed on the base body. SOLUTION: The coefficient of the linear thermal expansion of the base body is 3.8×10-6-4.6×10-6/ deg.C at 1000 deg.C in the case that the reference point is 40 deg.C. When the surface of the β-silicon carbide film is analyzed with argon laser Raman spectrum, the intensity peak at a 750-850 cm-1 Raman shift is divided to peaks B, C and the ratio of the height of the highest peak B to the height of the lowest peak C in the peaks B and C is >=3.
Patent JP-2001258471-A (JP)
Title: Granular butter and method for producing the same
Inventor: OGAWA ASUKA
IPC: A23C15/12
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide granular butter whose granules are not adhered or coagulated each other even at the ordinary temperature or at the distribution temperature, and has good thermal meltability and good flavor. SOLUTION: This granular butter is obtained by thermally fluidizing butter and then dropping the fluidized butter in an emulsifier solution.
Patent JP-2001269086-A (JP)
Title: Fishing rod
Inventor: HARADA MASANORI
IPC: A01K87/02
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a fishing rod having improved feeling of joining operation, preventing the easy separation of the joined rod sections and enabling stable operation of the rod. SOLUTION: A plurality of circumferential rigid parts (a) and a plurality of circumferential soft layers 3 are alternately formed in axial direction on the inner joining face of the joining part 1a of a large-diameter fishing rod pipe 1 and the joining part 2a of a small-diameter rod pipe 2 is joined to the large-diameter pipe to form a telescopically extensible fishing rod. Since the soft layer 3 composed of a tape of a rubber material, an elastomer resin or a soft resin is softer than the matrix material of the fiber-reinforced synthetic resin of the large-diameter pipe 1 made of a prepreg sheet produced by impregnating a high-strength fiber with a thermosetting synthetic resin, the soft layer 3 is protruded relative to the rigid part (a) of the formed joint part 1a.  The protrusion height is preferably <=0.5 mm (0.5-0.001 mm) and the amount of the soft layer is preferably larger than the rigid part (a), i.e., the ratio of the rigid part (a) to the soft part 3 is 55-90%.
Patent JP-2001272286-A (JP)
Title: Stress history measuring method and apparatus thereof
Inventor: YAMADA KOJI
IPC: H01L41/09
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a means that ensures reliability of measuring data by judging the quality of the adhesion state of a sensor, and enables monitoring of structural stress at a remote place, independently of the attachment place of the sensor, and also accurately measuring the stress over a wide range regardless of the size of the stress level by the use of two or more kinds of piezoelectric elements. SOLUTION: An elastic wave is transmitted to and received from a piezoelectric element 1 by a stress history measuring circuit 12 with the piezoelectric element 1, a pulse generator 15 and a pulse receiver 16. The quality of the adhesion and connection state between a stress history measuring device 10A and a measured object 20 is judged by a judging circuit 17 for the connection state, and then the stress history is measured, when the connection state is satisfactory.
Patent JP-2001281814-A (JP)
Title: Silver halide color reversal photographic sensitive material
Inventor: MATSUDA NAOTO
IPC: G03C7/36
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a color reversal photographic sensitive material having an enhanced multilayer effect on a blue-sensitive emulsion layer without excessively accelerating the progress of development of the blue-sensitive emulsion layer. SOLUTION: The silver halide color reversal photographic sensitive material has at least one blue-sensitive emulsion layer, at least one green-sensitive emulsion layer and at least one red-sensitive emulsion layer on the base, the at least one blue-sensitive emulsion layer contains 20-100 mol% yellow dye forming coupler of formula (I) based on the total amount of all yellow dye forming couplers in the layer and the sensitive material also has a layer containing a photosensitive emulsion but not substantially forming a color.  In the formula, R1 is H or a substituent; Q1 is a group of nonmetallic atoms required to form a ring containing N in the formula, and may have a substituent and may be condensed with another saturated or unsaturated carbon ring or heterocycle; X is a group which is released by reaction with the oxidized body of an aromatic primary amine color developing agent; and Y is substituted aryl.
Patent JP-2001269190-A (JP)
Title: Microbiological method for production of glycine prevented from discoloration
Inventor: AOKI TADANARI
IPC: C12N1/20
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing glycine from glycinonitrile using a microorganism, wherein the process is not accompanied by decomposition or discoloration, is efficient per dry cell mass per unit time, is not accompanied by the disposal of a large amount of cell or spent broth, is not accompanied by the addition or disposal of acid, alkali or buffer for adjusting pH of the reaction liquid, permits stoichiometrically producing glycine and ammonia, is not accompanied by any decomposition or consumption of these, and permits separately collecting these. SOLUTION: This method comprises such a process that glycinonitrile is subjected to a microorganism or product therefrom in the presence of a sulfite compound, preferably under a reaction condition that does not require adding acid, alkali or buffer for adjusting pH, in a closed system or system that permits simultaneous separation of formed ammonia outside the system, thus separately collecting glycine and ammonia.
Patent JP-2001273726-A (JP)
Title: Magnetic tape device
Inventor: KATADA MASAHIKO
IPC: G11B20/12
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic tape device which can rapidly detect the pull out of bit synchronization. SOLUTION: This magnetic tape device has a magnetic head 21 which is capable of simultaneously reading the plural tracks of a magnetic tape 1 and a digital PLL circuit 23 for bit synchronization by each of the respective tracks of the reading data of the respective tracks read by the magnetic head 21. The device has a speed fluctuation detecting circuit 26 which detects the tracks pulled out of the bit synchronization by relatively comparing the transfer rates of the reading data with each other between the respective tracks.
Patent JP-2001285160-A (JP)
Title: Code division adaptive array antenna
Inventor: TAKEUCHI YOSHIHIKO
IPC: H04J13/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a code division adaptive array antenna that uses only a limited number of signal lines between adjacent antenna elements to apply weight sum to each of signals to be separated and calculates the weight value of each antenna element so as to reduce the number of the signal lines for the weighting. SOLUTION: Signals extracted from a plurality of antenna elements 1-1 are delayed (5-1) with times set sequentially longer by each unit delay time by adjacent antenna elements, and weighting (6-1) is performed to each signal to be separated. The weighted signals with the shorter delay time are sequentially summed (8-1) to obtain signals to be separated. Then a the weighting calculation section to adaptively adjust weight values is provided individually to each antenna element and they are distributingly arranged.
Patent JP-2001275674-A (JP)
Title: Polyhydroxyalkanoate, synthase and gene encoding the same
Inventor: YANO TETSUYA
IPC: C12N15/09
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To produce a polyhydroxyalkanoate(PHA) synthase useful in the PHA production technology, to provide the corresponding gene encoding the PHA synthase, to provide a recombinant vector containing the above gene, to provide a transformant transformed by the above vector, to provide a method for producing the PHA synthase by making use of the above transformant, and to provide a method for producing the corresponding PHA by making use of the above transformant. SOLUTION: This PHA synthase or the corresponding PHA is produced by transferring a PHA synthase gene obtained from Pseudomonas putida P91 strain into a host microorganism to afford a transformant which is then cultured.
Patent JP-2001283858-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: OKOCHI MASAYA
IPC: H01M10/0567
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery with excellent reliability with little deterioration in capacity due to low-temperature charging. SOLUTION: The negative electrode of this nonaqueous electrolyte secondary battery is made to contain 0.001 to 5.0 wt.% of dialkylsulfosuccinate ester as expressed in the formula, where, R1 and R2 are independently a straight-chain or branched alkyl group.
Patent JP-2001283557-A (JP)
Title: Disk cartridge
Inventor: OBATA MANABU
IPC: G11B23/03
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To take dustproof measures by diminishing the spacing made between the shutter members of a shutter mechanism consisting of the first shutter member and the second shutter member and the spacing made between the respective shutter members and a cartridge casing and suppressing the infiltration of dust, dirt, etc., into a disk housing chamber in which a disk-like recording medium is housed. SOLUTION: The shutter mechanism 28 of the disk cartridge having a cartridge casing, a disk-like recording medium and the shutter mechanism has the first shutter member 50 and the second shutter member 51 which are relatively movably connected. At least one of the shutter parts which respectively open and close apertures 27 and 38 of the first shutter member 50 and the second shutter member 51 is bent to two and the other shutter part 50a is made sandwichable and the opening and closing action is carried out in the state of grasping the other shutter part 50a with these bent parts 51a and 51b at all times.
Patent JP-2001282845-A (JP)
Title: Information processing device and information processing method, storage medium
Inventor: OKADA ATSUSHI
IPC: G06F17/30
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To efficiently retrieve only necessary data from distributed and existing databases. SOLUTION: A retrieval condition is received by a reception (S803), a retrieval module conforming to the retrieval condition is generated (S809), and data is retrieved from databases (S810, S811, S812). The retrieval results obtained, by the retrieval module, from the databases are collected (S813) and stored in memory (S815).
Patent JP-2001286747-A (JP)
Title: Energy generator
Inventor: TAKAHASHI HIROYUKI
IPC: H02K7/18
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide an energy generator which can generates power and electric power without producing harmful materials and environmental pollution materials. SOLUTION: The energy generator which generates energy by high pressure steam obtained by heating water is connected to a high temperature generator 1 which produces the steam by heating water, a steam turbine 2 which converts the kinetic energy of the steam to power and electric power to output them, a liquid feed device 3 which feeds the water to the high temperature generator 1, a radiator 4 which converts the steam used in the steam turbine 2 to the liquid, and a feed pump 6 which fees the water having been liquefied by the radiator 4 to the liquid feed device 3. The high temperature generator 1 generates the high temperature by a heat generator comprising a plurality of sphere bodies of the heat generator interlaid between a pair of carbon electrodes 30, 30 in a heating room 10 and the inside of the heating room 10 is evacuated in vacuum by a vacuum pump 10.